The Leupold GX-3i3 features exclusive PinHunter 3 Laser Technology and Prism Lock Technology to provide instant feedback on any shot for precise USGA-conforming line-of-sight measurements. It also features Digitally Enhanced Accuracy (DNA) which provides faster, more precise distances to within 1/10th of a yard against any background. Its Fog Mode allows for fast, accurate measurements regardless of the weather conditions. It also features a Vivid OLED Display for easy-to-read distances, 1-Touch Scan Mode for easy use, and 6x magnification.